tcg: move tcg backend files into accel/tcg/

move tcg-runtime.c, translate-all.(ch) and translate-common.c into
accel/tcg/ subdirectory and updated related trace-events file.

Signed-off-by: Yang Zhong <yang.zhong@intel.com>
Message-Id: <1496383606-18060-4-git-send-email-yang.zhong@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

tcg/tcg-runtime.c

@@ -0,0 +1,233 @@
+/*
+ * Tiny Code Generator for QEMU
+ *
+ * Copyright (c) 2008 Fabrice Bellard
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include "qemu/osdep.h"
+#include "qemu/host-utils.h"
+#include "cpu.h"
+#include "exec/helper-proto.h"
+#include "exec/cpu_ldst.h"
+#include "exec/exec-all.h"
+#include "exec/tb-hash.h"
+#include "disas/disas.h"
+#include "exec/log.h"
+
+/* 32-bit helpers */
+
+int32_t HELPER(div_i32)(int32_t arg1, int32_t arg2)
+{
+    return arg1 / arg2;
+}
+
+int32_t HELPER(rem_i32)(int32_t arg1, int32_t arg2)
+{
+    return arg1 % arg2;
+}
+
+uint32_t HELPER(divu_i32)(uint32_t arg1, uint32_t arg2)
+{
+    return arg1 / arg2;
+}
+
+uint32_t HELPER(remu_i32)(uint32_t arg1, uint32_t arg2)
+{
+    return arg1 % arg2;
+}
+
+/* 64-bit helpers */
+
+uint64_t HELPER(shl_i64)(uint64_t arg1, uint64_t arg2)
+{
+    return arg1 << arg2;
+}
+
+uint64_t HELPER(shr_i64)(uint64_t arg1, uint64_t arg2)
+{
+    return arg1 >> arg2;
+}
+
+int64_t HELPER(sar_i64)(int64_t arg1, int64_t arg2)
+{
+    return arg1 >> arg2;
+}
+
+int64_t HELPER(div_i64)(int64_t arg1, int64_t arg2)
+{
+    return arg1 / arg2;
+}
+
+int64_t HELPER(rem_i64)(int64_t arg1, int64_t arg2)
+{
+    return arg1 % arg2;
+}
+
+uint64_t HELPER(divu_i64)(uint64_t arg1, uint64_t arg2)
+{
+    return arg1 / arg2;
+}
+
+uint64_t HELPER(remu_i64)(uint64_t arg1, uint64_t arg2)
+{
+    return arg1 % arg2;
+}
+
+uint64_t HELPER(muluh_i64)(uint64_t arg1, uint64_t arg2)
+{
+    uint64_t l, h;
+    mulu64(&l, &h, arg1, arg2);
+    return h;
+}
+
+int64_t HELPER(mulsh_i64)(int64_t arg1, int64_t arg2)
+{
+    uint64_t l, h;
+    muls64(&l, &h, arg1, arg2);
+    return h;
+}
+
+uint32_t HELPER(clz_i32)(uint32_t arg, uint32_t zero_val)
+{
+    return arg ? clz32(arg) : zero_val;
+}
+
+uint32_t HELPER(ctz_i32)(uint32_t arg, uint32_t zero_val)
+{
+    return arg ? ctz32(arg) : zero_val;
+}
+
+uint64_t HELPER(clz_i64)(uint64_t arg, uint64_t zero_val)
+{
+    return arg ? clz64(arg) : zero_val;
+}
+
+uint64_t HELPER(ctz_i64)(uint64_t arg, uint64_t zero_val)
+{
+    return arg ? ctz64(arg) : zero_val;
+}
+
+uint32_t HELPER(clrsb_i32)(uint32_t arg)
+{
+    return clrsb32(arg);
+}
+
+uint64_t HELPER(clrsb_i64)(uint64_t arg)
+{
+    return clrsb64(arg);
+}
+
+uint32_t HELPER(ctpop_i32)(uint32_t arg)
+{
+    return ctpop32(arg);
+}
+
+uint64_t HELPER(ctpop_i64)(uint64_t arg)
+{
+    return ctpop64(arg);
+}
+
+void *HELPER(lookup_tb_ptr)(CPUArchState *env, target_ulong addr)
+{
+    CPUState *cpu = ENV_GET_CPU(env);
+    TranslationBlock *tb;
+    target_ulong cs_base, pc;
+    uint32_t flags;
+
+    tb = atomic_rcu_read(&cpu->tb_jmp_cache[tb_jmp_cache_hash_func(addr)]);
+    if (likely(tb)) {
+        cpu_get_tb_cpu_state(env, &pc, &cs_base, &flags);
+        if (likely(tb->pc == addr && tb->cs_base == cs_base &&
+                   tb->flags == flags)) {
+            goto found;
+        }
+        tb = tb_htable_lookup(cpu, addr, cs_base, flags);
+        if (likely(tb)) {
+            atomic_set(&cpu->tb_jmp_cache[tb_jmp_cache_hash_func(addr)], tb);
+            goto found;
+        }
+    }
+    return tcg_ctx.code_gen_epilogue;
+ found:
+    qemu_log_mask_and_addr(CPU_LOG_EXEC, addr,
+                           "Chain %p [%d: " TARGET_FMT_lx "] %s\n",
+                           tb->tc_ptr, cpu->cpu_index, addr,
+                           lookup_symbol(addr));
+    return tb->tc_ptr;
+}
+
+void HELPER(exit_atomic)(CPUArchState *env)
+{
+    cpu_loop_exit_atomic(ENV_GET_CPU(env), GETPC());
+}
+
+#ifndef CONFIG_SOFTMMU
+/* The softmmu versions of these helpers are in cputlb.c.  */
+
+/* Do not allow unaligned operations to proceed.  Return the host address.  */
+static void *atomic_mmu_lookup(CPUArchState *env, target_ulong addr,
+                               int size, uintptr_t retaddr)
+{
+    /* Enforce qemu required alignment.  */
+    if (unlikely(addr & (size - 1))) {
+        cpu_loop_exit_atomic(ENV_GET_CPU(env), retaddr);
+    }
+    return g2h(addr);
+}
+
+/* Macro to call the above, with local variables from the use context.  */
+#define ATOMIC_MMU_LOOKUP  atomic_mmu_lookup(env, addr, DATA_SIZE, GETPC())
+
+#define ATOMIC_NAME(X)   HELPER(glue(glue(atomic_ ## X, SUFFIX), END))
+#define EXTRA_ARGS
+
+#define DATA_SIZE 1
+#include "atomic_template.h"
+
+#define DATA_SIZE 2
+#include "atomic_template.h"
+
+#define DATA_SIZE 4
+#include "atomic_template.h"
+
+#ifdef CONFIG_ATOMIC64
+#define DATA_SIZE 8
+#include "atomic_template.h"
+#endif
+
+/* The following is only callable from other helpers, and matches up
+   with the softmmu version.  */
+
+#ifdef CONFIG_ATOMIC128
+
+#undef EXTRA_ARGS
+#undef ATOMIC_NAME
+#undef ATOMIC_MMU_LOOKUP
+
+#define EXTRA_ARGS     , TCGMemOpIdx oi, uintptr_t retaddr
+#define ATOMIC_NAME(X) \
+    HELPER(glue(glue(glue(atomic_ ## X, SUFFIX), END), _mmu))
+#define ATOMIC_MMU_LOOKUP  atomic_mmu_lookup(env, addr, DATA_SIZE, retaddr)
+
+#define DATA_SIZE 16
+#include "atomic_template.h"
+#endif /* CONFIG_ATOMIC128 */
+
+#endif /* !CONFIG_SOFTMMU */